SQL Analyst · AVG OVER
Compare each value to its regional average — support tickets
Compare each value to its regional average using a support ticket dataset designed to monitor level of detail and variances.
SQL Essentials
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Compare each value to its regional average — support tickets is part of the complete programme: 20 lessons, 180 verifiable exercises and 8 published guided projects.
- Complete content with explained examples
- SQL simulator and expected result
- Detailed answer, common mistakes and challenge